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A Novel Method: Super-selective Adrenal Venous Sampling
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Adrenal cysts: an emerging condition.

Jan Calissendorff1,2, C Christofer Juhlin3,4, Anders Sundin5

  • 1Department of Endocrinology, Karolinska University Hospital, Stockholm, Sweden.

Nature Reviews. Endocrinology
|April 24, 2023
PubMed
Summary
This summary is machine-generated.

Adrenal cysts are rare, mostly benign lesions found incidentally. While typically asymptomatic, large cysts may require intervention, and uncertain cases need further evaluation.

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Area of Science:

  • Endocrinology
  • Radiology
  • Pathology

Background:

  • Adrenal cysts constitute 1-2% of adrenal incidentalomas, with most being benign.
  • Malignant adrenal masses can rarely mimic cystic lesions, posing diagnostic challenges.
  • Histological classification includes pseudocysts, endothelial, epithelial, and parasitic cysts.

Purpose of the Study:

  • To outline the characteristics and management of adrenal cysts.
  • To differentiate benign adrenal cysts from potentially malignant cystic lesions.
  • To emphasize the role of multidisciplinary teams in managing adrenal cysts.

Main Methods:

  • Review of histological classifications of adrenal cysts.
  • Description of typical radiological features on CT, MRI, and ultrasound.
  • Analysis of clinical presentation, demographics, and management strategies.

Main Results:

  • Adrenal cysts typically appear well-demarcated, rounded, with homogenous, low-attenuating content on CT and specific signal characteristics on MRI/ultrasound.
  • Benign cysts show a female predominance and are often diagnosed between 40-60 years.
  • Most adrenal cysts are asymptomatic; large cysts may cause mass effect symptoms.

Conclusions:

  • Conservative management is recommended for asymptomatic adrenal cysts.
  • Uncertainty regarding cyst nature necessitates further work-up or follow-up.
  • Adrenal cyst management decisions should involve an adrenal multidisciplinary team meeting.